Home / 140,462.46-210,714.62-51,709.14

Finding the Fourth Proportional to 140,462.46, 210,714.62 and 51,709.14

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Solution

The fourth proportional to 140,462.46, 210,714.62 and 51,709.14 is: 77,571.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,462.46 : 210,714.62 = 51,709.14 : x
  2. Step 2: Convert to fraction form
    140,462.46/210,714.62 = 51,709.14/x
  3. Step 3: Cross multiply
    140,462.46x = 210,714.62 × 51,709.14
  4. Step 4: Simplify right side
    140,462.46x = 10,895,871,527.08
  5. Step 5: Solve for x
    x = 10,895,871,527.08/140,462.46
  6. Step 6: Final answer
    x = 77,571.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.